新建 文本文档 (9).txt

对页面文件很有用处

1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Xml;
12using System.IO;
13public partial class del_news : System.Web.UI.Page
14...{
15    protected void Page_Load(object sender, EventArgs e)
16    ...{
17        string url = Server.MapPath("news.xml");
18        string news_id = Request.QueryString["news_id"];
19        XmlDocument xmlDoc = new XmlDocument();
20        xmlDoc.Load(url); //加载XML文件
21        XmlNode root = xmlDoc.SelectSingleNode("xinwen");//查找xinwen节点
22        XmlNodeList xnl = root.ChildNodes; //获取xinwen下面所以子节点
23        for (int i = 0; i < xnl.Count; i++)
24        ...{
25            XmlNodeList xnl11 = xnl.Item(i).SelectNodes("news_id");
26            //查找username下面节点集合
27            XmlElement xe = (XmlElement)xnl11.Item(0);
28            //username节点下面的元素
29            if (xe.InnerText == news_id) //获取节点以及所有子集的串联值
30            ...{
31                root.RemoveChild(xe.ParentNode);//移除指顶节点
32            }
33        }
34        xmlDoc.Save(url);
35        Response.Redirect("news_manage.aspx");
36    }
37}